5534947782 has 256 divisors, whose sum is σ = 15654912000. Its totient is φ = 1440270720.

The previous prime is 5534947777. The next prime is 5534947799. The reversal of 5534947782 is 2877494355.

It is a happy number.

5534947782 is a `hidden beast` number, since 5 + 5 + 3 + 494 + 77 + 82 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 30579732 + ... + 30579912.

It is an arithmetic number, because the mean of its divisors is an integer number (61152000).

Almost surely, 2^5534947782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5534947782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7827456000).

5534947782 is an abundant number, since it is smaller than the sum of its proper divisors (10119964218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5534947782 is a wasteful number, since it uses less digits than its factorization.

5534947782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 333 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The square root of 5534947782 is about 74397.2296661643. The cubic root of 5534947782 is about 1768.9049992532.

The spelling of 5534947782 in words is "five billion, five hundred thirty-four million, nine hundred forty-seven thousand, seven hundred eighty-two".